Parker D1FCB31FC9NB03

Parker D1FCB31FC9NB03 Specification

Structure
Direct operated, servo-proportional valve

Caliber
Nominal size 6

Pressure
Up to 350 bar

Connection
Subplate mounting

Channels
4-way

Material
High-quality alloy steel

Power
24 V DC

Media
Hydraulic oil

Temperature of Media
-20C to +70C

Port Size
NG06 / CETOP 03 / NFPA D03

Flange
Standard flange design

Finish
Corrosion-resistant coating

Application
Industrial hydraulic machinery, presses, injection molding

Flow Rate
Up to 40 L/min

Electrical Connection
7-pin connector

Weight
Approx. 2.6 kg

Response Time
< 10 ms

Control Signal
Analog (±10V, 4-20 mA)

Spool Type
Linear force feedback

Manufacturer Series
D1FC Series

Protection Class
IP65 (with appropriate connector)

Mounting Position
Any

About Parker D1FCB31FC9NB03

Technical Specifications

Marking:	Standard
Signal Output:	+10...0...-10 V
Port Connection:	NG06 / CETOP 03
Operation Type:	Direct
Electronics Type:	Onboard
Spool Type:	Overlap
Spool Code:	B31, 2:1 metering, 4-way, 3 position, all ports open
Pressure Differential:	5 bar
Spool Design:	Spool/body
Flow Rate:	5 / 10 L/MIN
Mounting Type:	Subplate
Defined Spool Position At Power Down:	Center position
Seal Material:	NBR
Actuation Type:	Proportional, Solenoid
Signal Input:	0 to 10 V
Weight:	3.4 kg
Function:	0 to 10 V = P-A
Product Series:	Proportional DC Valve
Connection Type:	6 + PE
Maximum Flow Rate:	n/a
Maximum Operating Pressure:	350 bar
Maximum Ambient Temperature:	60 C
Minimum Ambient Temperature:	-20 C
For Fluid Type:	Hydraulic Oil according to DIN 51524 ... 535
Function:	3-way
Seal Material:	NBR
Body Material:	Cast Iron
Maximum Fluid Temperature:	60 C
Minimum Fluid Temperature:	-25 C
Maximum Kinematic Viscosity:	400 cSt
Minimum Kinematic Viscosity:	20 cSt
Vibration Resistance:	10 Sinus 5...2000 Hz Acc. IEC 68-2-6, 10 (RMS) Random Noise 20...2000 Hz Acc. IEC 68-2-36, 15 Shock Acc. IEC 68-2-27
Mounting Position:	Unrestricted
Filter Efficiency Rating:	ISO 4406; 18/16/13
Leak Rate:	< 50 ml/min (overlap spool)
Variation of Opening Point:	set to 10 % command signal
Response Time:	20 ms
Hysteresis:	< 0.1 %
Ingress Protection Rating:	IP65 in accordance with EN 60529
Power Supply Voltage:	18 to 30 VDC electric shut-off at < 17, ripple < 5 % eff., surge free
Mounting Style:	DIN 24340 / ISO 4401 / CETOP RP121 / NFPA

Precision Control in Industrial Applications

The Parker D1FCB31FC9NB03 servo-proportional valve delivers exceptional control for hydraulic machinery in sectors like injection molding and industrial presses. Its innovative linear force feedback and rapid response time ensure precise regulation of hydraulic flow and pressure. Suitable for harsh environments, this model is adaptable to various installation positions, ensuring seamless integration into complex systems. The high-quality alloy steel and corrosion-resistant coating further enhance reliability and longevity, even under demanding operating conditions.

Technical Excellence and Versatile Connectivity

Featuring a nominal size 6 (NG06 / CETOP 03 / NFPA D03) port, this valve is equipped with a standard flange design and a 4-way channel structure for effective hydraulic flow management. The 24 V DC power, 7-pin connector, and compatibility with analog control signals (10V, 4-20 mA) facilitate easy integration into modern hydraulic setups. An IP65 protection class, when used with the correct connector, ensures safe operation in environments exposed to dust and moisture.

FAQ's of Parker D1FCB31FC9NB03:

Q: How is the Parker D1FCB31FC9NB03 servo-proportional valve installed?

A: The valve features subplate mounting and can be installed in any position, making it versatile and adaptable for various hydraulic system configurations. Its standard flange design and NG06 / CETOP 03 / NFPA D03 port size further simplify integration.

Q: What are the control signal options for this valve?

A: The Parker D1FCB31FC9NB03 accepts analog control signals, specifically 10V and 4-20 mA, allowing for smooth and precise adjustment of hydraulic flow in automation applications.

Q: Where can this valve be used?

A: It is designed for use in industrial hydraulic machinery, including presses and injection molding machines, wherever precise control of fluid power is essential in harsh industrial environments.

Q: What benefits does the linear force feedback spool provide?

A: The linear force feedback spool delivers highly accurate and responsive control of spool position, resulting in superior regulation of hydraulic flow and pressure within the system.

Q: When is this valve the ideal choice for hydraulic systems?

A: The D1FCB31FC9NB03 is ideal when rapid response (under 10 ms), precise control, and robust durability are priorities, particularly in high-performance or critical industrial applications.

Q: How does the valve maintain protection in tough environments?

A: With an IP65 protection class (when used with a suitable connector) and corrosion-resistant coating, the valve reliably operates even in settings exposed to dust, moisture, and corrosive agents.

Q: What is the process for connecting the valve electrically?

A: The valve uses a 7-pin connector for electrical connections and is powered by a 24 V DC supply, conforming to industry standards for servo-proportional hydraulic valves.